<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
        .box{
            padding: 20px;
            background-color: pink;
            width: 240px;
            float: left;
        }
    </style>
  </head>
  <body>
    <div class="box">
      <div class="first">
        <img src="./image/big_1.jpg" alt="" />
      </div>
      <img src="./image/small_1.jpg" alt="" />
      <img src="./image/small_2.jpg" alt="" />
      <img src="./image/small_3.jpg" alt="" />
      <img src="./image/small_4.jpg" alt="" />
      <img src="./image/small_5.jpg" alt="" />
      <img src="./image/small_6.jpg" alt="" />
      <img src="./image/small_7.jpg" alt="" />
      <img src="./image/small_8.jpg" alt="" />
      <img src="./image/small_9.jpg" alt="" />
      <img src="./image/small_10.jpg" alt="" />
      <img src="./image/small_11.jpg" alt="" />
    </div>
  </body>
</html>
